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html›body›main#compare1,011 models · updated Oct 23, 2026
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  3. T-Rex vs Bilby Run

Brainstorm T-Rex vs Knog Bilby Run

What T-Rex does better (1) and where Bilby Run wins (0) — every spec side by side.

Brainstorm T-Rex
Brainstorm · 2026T-Rex
1 advantage≈ $14
vs
Knog Bilby Run
Knog · 2026Bilby Run
4.9Score
0 advantages≈ $17
Higher score
8.8Build & durability6.6

Why is T-Rex better than Bilby Run?

  1. Water protection (IPx)IPx8 vs IPx7+14%

Why is Bilby Run better than T-Rex?

Bilby Run has no measurable advantages in this pair.

Specifications

Side by side

Knog Bilby RunKnog Bilby Run≈ $174.9
Light output
Maximum output—400 lm
Beam distance (ANSI FL1)—75 m
Light sourceLEDLED
Battery & charging
BatteryAAA—
Maximum runtime—60 h
Build & durability
Water protection (IPx)IPx8IPx7
Submersible to2 m—
Size & weight
Weight—90 g
Modes & features
Green / blue / RGB light—Yes
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